[asterisk-users] AGI Problem

[Mehmet Avcioglu]

On Sep 23, 2011, at 8:07 PM, Danny Nicholas wrote:
> Just a WAG - 4 is the error level returned by your php script, where it
> normally returns 0.

Yes would thing so. But at no place in my script I intentionally exit with 4. I believe 4 is SIGILL (Illegal Instruction) so my script might be seg faulting somewhere? Should I be going after this? It is a php script and php doesn't log anything for these instances. 

Thanks

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Mehmet